// 云函数入口文件
const cloud = require('wx-server-sdk')
cloud.init()
const TcbRouter = require('tcb-router')
const db = cloud.database()
const blogCollection = db.collection('book')
const MAX_LIMIT = 100
// 云函数入口函数
exports.main = async (event, context) => {
  const app = new TcbRouter({
    event
  })

  app.router('getListByOpenid',async (ctx)=>{
    ctx.body = await bookCollection.where({
      _openid:wxContext.OPENID
    }).skip(event.start).limit(event.cound)
    .orderBy('createTime','desc').get().then(res=>{
      return res.data
    })
  })
  
  return app.serve()
}